﻿<!DOCTYPE html>
<HTML>
<HEAD>
  <TITLE> ZTREE DEMO - async & edit</TITLE>
  <meta http-equiv="content-type" content="text/html; charset=UTF-8">
  <link rel="stylesheet" href="../../../css/demo.css" type="text/css">
  <link rel="stylesheet" href="../../../css/zTreeStyle/zTreeStyle.css" type="text/css">
  <script type="text/javascript" src="../../../js/jquery-1.4.4.min.js"></script>
  <script type="text/javascript" src="../../../js/jquery.ztree.core-3.5.js"></script>
  <script type="text/javascript" src="../../../js/jquery.ztree.excheck-3.5.js"></script>
  <script type="text/javascript" src="../../../js/jquery.ztree.exedit-3.5.js"></script>
  <SCRIPT type="text/javascript">
    <!--
    var setting = {
      async: {
        enable: true,
        url: "../asyncData/getNodes.php",
        autoParam: ["id", "name=n", "level=lv"],
        otherParam: { "otherParam": "zTreeAsyncTest" },
        dataFilter: filter
      },
      view: {
        expandSpeed: "",
        addHoverDom: addHoverDom,
        removeHoverDom: removeHoverDom,
        selectedMulti: false
      },
      edit: {
        enable: true
      },
      data: {
        simpleData: {
          enable: true
        }
      },
      callback: {
        beforeRemove: beforeRemove,
        beforeRename: beforeRename
      }
    };

    function filter(treeId, parentNode, childNodes) {
      if (!childNodes) return null;
      for (var i = 0, l = childNodes.length; i < l; i++) {
        childNodes[i].name = childNodes[i].name.replace(/\.n/g, '.');
      }
      return childNodes;
    }

    function beforeRemove(treeId, treeNode) {
      var zTree = $.fn.zTree.getZTreeObj("treeDemo");
      zTree.selectNode(treeNode);
      return confirm("确认删除 节点 -- " + treeNode.name + " 吗？");
    }

    function beforeRename(treeId, treeNode, newName) {
      if (newName.length == 0) {
        alert("节点名称不能为空.");
        return false;
      }
      return true;
    }

    var newCount = 1;

    function addHoverDom(treeId, treeNode) {
      var sObj = $("#" + treeNode.tId + "_span");
      if ($("#addBtn_" + treeNode.id).length > 0) return;
      var addStr = "<span class='button add' id='addBtn_" + treeNode.id
        + "' title='add node' onfocus='this.blur();'></span>";
      sObj.append(addStr);
      var btn = $("#addBtn_" + treeNode.id);
      if (btn)
        btn.bind("click", function() {
          var zTree = $.fn.zTree.getZTreeObj("treeDemo");
          zTree.addNodes(treeNode, { id: (100 + newCount), pId: treeNode.id, name: "new node" + (newCount++) });
        });
    };

    function removeHoverDom(treeId, treeNode) {
      $("#addBtn_" + treeNode.id).unbind().remove();
    };

    $(document).ready(function() {
      $.fn.zTree.init($("#treeDemo"), setting);
    });
    //-->
  </SCRIPT>
  <style type="text/css">
    .ztree li span.button.add {
      background-position: -144px 0;
      margin-left: 2px;
      margin-right: -1px;
      vertical-align: top;
      *vertical-align: middle
    }
  </style>
</HEAD>

<BODY>
<h1>异步加载 & 编辑功能 共存</h1>
<h6>[ 文件路径: exedit/async_edit.html ]</h6>
<div class="content_wrap">
  <div class="zTreeDemoBackground left">
    <ul id="treeDemo" class="ztree"></ul>
  </div>
  <div class="right">
    <ul class="info">
      <li class="title">
        <h2>1、异步加载 & 编辑功能 共存说明</h2>
        <ul class="list">
          <li>1)、此 Demo 是基于 "高级 增 / 删 / 改 节点" 修改的，并且开放了拖拽功能，可与其进行对比</li>
          <li>2)、只需要同时开启编辑模式和异步加载模式即可实现共存</li>
          <li class="highlight_red">3)、zTree 完善了异步加载模式下的编辑功能，对于未加载子节点的父节点，增加子节点时，会首先进行异步加载。</li>
        </ul>
      </li>
      <li class="title">
        <h2>2、setting 配置信息说明</h2>
        <ul class="list">
          <li class="highlight_red">1)、使用 编辑功能，请参考 "拖拽节点基本控制" 和 "基本 增 / 删 / 改 节点" Demo 中关于 setting 的配置要求</li>
          <li class="highlight_red">2)、使用 异步加载功能，请参考 "异步加载 节点数据" Demo 中关于 setting 的配置要求</li>
        </ul>
      </li>
      <li class="title">
        <h2>3、treeNode 节点数据说明</h2>
        <ul class="list">
          <li>两种模式共存，对数据无特殊要求，请分别参考 "异步加载 节点数据" & "拖拽 节点 基本控制" & "基本 增 / 删 / 改 节点" 中的相关说明</li>
        </ul>
      </li>
    </ul>
  </div>
</div>
</BODY>
</HTML>